References
- Gieskes, W. W. C. & Kraay, G. W, 1983: Dominance of Cryptophyceae during the phytoplankton spring bloom in the central North Sea detected by H PLC analysis of pigments. — Mar. Biol. 75: 179–185.
- Mackey, M. D., Mackey, D. J., Higgins, H. W. & Wright, S. W., 1996: CHEMTAX — a program for estimating class abundances from chemical markers: application to HPLC measurements of phytoplankton. — Mar. Ecol. Progr. Ser. 144: 265–283.